Brainliest, What is k ?

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.